GB2016870B - Ghost cancellation - Google Patents

Ghost cancellation

Info

Publication number
GB2016870B
GB2016870B GB7905498A GB7905498A GB2016870B GB 2016870 B GB2016870 B GB 2016870B GB 7905498 A GB7905498 A GB 7905498A GB 7905498 A GB7905498 A GB 7905498A GB 2016870 B GB2016870 B GB 2016870B
Authority
GB
United Kingdom
Prior art keywords
ghost cancellation
ghost
cancellation
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
GB7905498A
Other languages
English (en)
Other versions
GB2016870A (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Toshiba Corp
Original Assignee
Tokyo Shibaura Electric Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Tokyo Shibaura Electric Co Ltd filed Critical Tokyo Shibaura Electric Co Ltd
Publication of GB2016870A publication Critical patent/GB2016870A/en
Application granted granted Critical
Publication of GB2016870B publication Critical patent/GB2016870B/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/14—Picture signal circuitry for video frequency region
    • H04N5/21—Circuitry for suppressing or minimising disturbance, e.g. moiré or halo
    • H04N5/211—Ghost signal cancellation

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Picture Signal Circuits (AREA)
  • Noise Elimination (AREA)
GB7905498A 1978-02-16 1979-02-16 Ghost cancellation Expired GB2016870B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1682578A JPS54109720A (en) 1978-02-16 1978-02-16 Ghost signal erasing device

Publications (2)

Publication Number Publication Date
GB2016870A GB2016870A (en) 1979-09-26
GB2016870B true GB2016870B (en) 1982-03-03

Family

ID=11926947

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7905498A Expired GB2016870B (en) 1978-02-16 1979-02-16 Ghost cancellation

Country Status (5)

Country Link
US (1) US4404600A (cs)
JP (1) JPS54109720A (cs)
DE (1) DE2906006C2 (cs)
FR (1) FR2417902B1 (cs)
GB (1) GB2016870B (cs)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4359778A (en) 1981-02-05 1982-11-16 Zenith Radio Corporation Channel equalizer and method for cancelling ghosts

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5911305B2 (ja) * 1978-03-06 1984-03-14 日本ビクター株式会社 歪自動除去装置
US4314277A (en) * 1980-05-07 1982-02-02 Rca Corporation Input-weighted transversal filter TV ghost eliminator
DE3068299D1 (en) * 1980-06-16 1984-07-26 Tokyo Shibaura Electric Co Automatic equalizer
JPS5827475A (ja) * 1981-08-11 1983-02-18 Hitachi Ltd ゴ−スト除去装置
US4483010A (en) * 1982-07-01 1984-11-13 Tokyo Shibaura Denki Kabushiki Kaisha Automatic equalizer
US4468786A (en) * 1982-09-21 1984-08-28 Harris Corporation Nonlinear equalizer for correcting intersymbol interference in a digital data transmission system
FR2534754A1 (fr) * 1982-10-15 1984-04-20 Trt Telecom Radio Electr Recepteur pour modem de transmission de donnees, comportant un annuleur d'echo et un egaliseur
JPS60116290A (ja) * 1983-11-28 1985-06-22 Victor Co Of Japan Ltd 映像信号の雑音低減回路
KR890004220B1 (ko) * 1984-06-30 1989-10-27 마쯔시다덴기산교 가부시기가이샤 영상신호 처리장치
AR241298A1 (es) * 1985-10-03 1992-04-30 Siemens Ag Ecualizador transversal adaptivo .
US4698680A (en) * 1985-12-24 1987-10-06 Rca Corporation Digital correlation apparatus as for a television deghosting system
NL8701332A (nl) * 1987-06-09 1989-01-02 Philips Nv Systeem voor transmissie van datasignalen met gebruikmaking van beslissingsteruggekoppelde egalisatie.
JP2534737B2 (ja) * 1987-11-24 1996-09-18 日本電気ホームエレクトロニクス株式会社 ゴ―スト除去用フィルタ回路
DE3744075A1 (de) * 1987-12-24 1989-07-13 Licentia Gmbh Verfahren zur entzerrung von dispersiven, linearen oder naeherungsweise linearen kanaelen zur uebertragung von digitalen signalen sowie anordnung zum ausfuehren des verfahrens
US4864403A (en) * 1988-02-08 1989-09-05 Rca Licensing Corporation Adaptive television ghost cancellation system including filter circuitry with non-integer sample delay
US5161017A (en) * 1990-04-04 1992-11-03 U.S. Philips Corporation Ghost cancellation circuit
US5285279A (en) * 1990-08-29 1994-02-08 Hitachi, Ltd. Ghost canceller using fuzzy control
US5117291A (en) * 1990-11-30 1992-05-26 At&T Bell Laboratories Technique for adjusting signal dispersion cancellation apparatus in communications systems
KR960011739B1 (ko) * 1994-01-18 1996-08-30 대우전자 주식회사 실시간 계수 갱신값 추출장치를 구비한 등화기

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH524287A (de) * 1970-09-25 1972-06-15 Patelhold Patentverwertung Verfahren zur automatischen Einstellung eines Transversalfilters zur Impulsentzerrung
NL7201391A (cs) * 1972-02-03 1973-08-07 Philips Nv
US3949162A (en) * 1974-02-25 1976-04-06 Actron Industries, Inc. Detector array fixed-pattern noise compensation
GB1499501A (en) * 1974-05-03 1978-02-01 Crosfield Electronics Ltd Image reproduction systems
US4127874A (en) * 1976-05-27 1978-11-28 Tokyo Shibaura Electric Co., Ltd. Apparatus for removing ghost signals from received video signals
FR2356328A1 (fr) * 1976-06-24 1978-01-20 Ibm France Dispositif d'elimination du bruit dans les reseaux photosensibles a auto-balayage
NL7606934A (nl) * 1976-06-25 1977-12-28 Philips Nv Echo-onderdrukkingsschakeling.

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4359778A (en) 1981-02-05 1982-11-16 Zenith Radio Corporation Channel equalizer and method for cancelling ghosts

Also Published As

Publication number Publication date
JPS54109720A (en) 1979-08-28
DE2906006C2 (de) 1983-05-26
FR2417902A1 (cs) 1979-09-14
GB2016870A (en) 1979-09-26
DE2906006A1 (de) 1979-08-30
FR2417902B1 (cs) 1985-01-11
JPS628070B2 (cs) 1987-02-20
US4404600A (en) 1983-09-13

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Legal Events

Date Code Title Description
746 Register noted 'licences of right' (sect. 46/1977)
PE20 Patent expired after termination of 20 years

Effective date: 19990215